package com.atguigu.springcloud.controller;


import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 *  支付业务controller
 * @author xiangdd
 * @since  2021/12/07
 */
@RestController
@Slf4j
public class PaymentController {

    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment){
        int result = paymentService.create(payment);
        log.info("*****插入结果:" + result);
        if(result > 0){
            return new CommonResult(200,"插入成功",result);
        }else {
            return new CommonResult(444,"插入失败",null);
        }
    }

    @GetMapping(value = "/payment/get/{id}")
    public CommonResult getPaymentById(@PathVariable("id") Long id){
        Payment payment = paymentService.selectPaymentById(id);
        log.info("*****查询结果:" + payment);
        if(payment != null){
            return new CommonResult(200,"查询成功，服务端口：" + serverPort,payment);
        }else {
            return new CommonResult(444,"插入失败，没有记录Id：" + id,null);
        }
    }


    @GetMapping(value = "/payment/discovery")
    public Object getDiscovery(){
        List<String> services = discoveryClient.getServices();
        for (String service : services) {
            log.info("********element:" + service);
        }
        String serviceId = "cloud-payment-service";
        List<ServiceInstance> instances = discoveryClient.getInstances(serviceId);
        for (ServiceInstance instance: instances) {
            log.info(instance.getInstanceId() + "\t" + instance.getHost() + "\t" + instance.getPort() + "\t" + instance.getUri());
        }
        return discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String  getPaymentLb(){
        return serverPort;
    }


    @GetMapping(value = "/payment/feign/timeout")
    public String  getPaymentTimeout(){
        try {
            TimeUnit.SECONDS.sleep(3);
        }catch (Exception e){
            e.printStackTrace();
        }

        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String paymentZipkin()
    {
        return "hi ,i'am paymentzipkin server fall back，welcome to atguigu，O(∩_∩)O哈哈~";
    }
}





